EXTREME OR SEVERE
DROUGHT |
LESS THAN OR EQUAL -3.0 |
MODERATE DROUGHT |
GREATER THAN -3.0 AND LESS
THAN OR EQUAL -2.0 |
MILD DROUGHT |
GREATER THAN -2.0 AND LESS
THAN OR EQUAL -1.0 |
NEAR NORMAL OR
INCIPIENT |
GREATER THAN -1.0 AND LESS
THAN CONDITIONS +1.0 |
MOIST SPELL |
GREATER THAN OR EQUAL +1.0 AND
LESS THAN +2.0 |
UNUSUAL MOIST SPELL |
GREATER THAN OR EQUAL +2.0 AND
LESS THAN +3.0 |
VERY OR EXTREME MOIST |
GREATER THAN OR EQUAL +3.0
SPELL |